A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6645-01-558-6229
NSN 5945-00-933-4466
NSN 5925-00-841-0679
NSN 5920-01-168-7810
NSN 5990-01-057-4191
NSN 5945-01-212-4226
NSN 5996-00-814-7376
NSN 7035-00-541-8516
NSN 6620-01-443-8431
NSN 5975-01-343-3517
NSN 6145-01-604-9552
NSN 5925-01-484-2663